validatr.h

linux下的一款播放器

/* ***** BEGIN LICENSE BLOCK *****
 * Source last modified: $Id: validatr.h,v 1.1.1.1.58.2 2004/07/09 02:07:55 hubbe Exp $
 * 
 * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
 * 
 * The contents of this file, and the files included with this file,
 * are subject to the current version of the RealNetworks Public
 * Source License (the "RPSL") available at
 * http://www.helixcommunity.org/content/rpsl unless you have licensed
 * the file under the current version of the RealNetworks Community
 * Source License (the "RCSL") available at
 * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
 * will apply. You may also obtain the license terms directly from
 * RealNetworks.  You may not use this file except in compliance with
 * the RPSL or, if you have a valid RCSL with RealNetworks applicable
 * to this file, the RCSL.  Please see the applicable RPSL or RCSL for
 * the rights, obligations and limitations governing use of the
 * contents of the file.
 * 
 * Alternatively, the contents of this file may be used under the
 * terms of the GNU General Public License Version 2 or later (the
 * "GPL") in which case the provisions of the GPL are applicable
 * instead of those above. If you wish to allow use of your version of
 * this file only under the terms of the GPL, and not to allow others
 * to use your version of this file under the terms of either the RPSL
 * or RCSL, indicate your decision by deleting the provisions above
 * and replace them with the notice and other provisions required by
 * the GPL. If you do not delete the provisions above, a recipient may
 * use your version of this file under the terms of any one of the
 * RPSL, the RCSL or the GPL.
 * 
 * This file is part of the Helix DNA Technology. RealNetworks is the
 * developer of the Original Code and owns the copyrights in the
 * portions it created.
 * 
 * This file, and the files included with this file, is distributed
 * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
 * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
 * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
 * ENJOYMENT OR NON-INFRINGEMENT.
 * 
 * Technology Compatibility Kit Test Suite(s) Location:
 *    http://www.helixcommunity.org/content/tck
 * 
 * Contributor(s):
 * 
 * ***** END LICENSE BLOCK ***** */


#ifndef _VALIDATR_H_
#define _VALIDATR_H_


// XXXNH: we need to be able to distinguish our RPM metafile format from
// Redhat packages, which share the same file extenstion
#define REDHAT_PACKAGE_MAGIC_NUMBER 0xedabeedb
#define REDHAT_PACKAGE_MIME_TYPE    "application/x-rpm"

  

typedef _INTERFACE  IHXBuffer	IHXBuffer;

class HXValidator : public IHXValidator
{
protected:
    LONG32		    m_lRefCount;

    IUnknown*		    m_pContext;
    BOOL		    m_bRefresh;
    CHXSimpleList	    m_ProtocolList;

    HX_RESULT		    BuildProtocolList(void);

public:
    HXValidator(IUnknown* pContext);
    ~HXValidator();

    // IUnknown methods
    STDMETHOD(QueryInterface)	(THIS_
    				REFIID riid,
    				void** ppvObj);

    STDMETHOD_(ULONG32,AddRef)  (THIS);
    STDMETHOD_(ULONG32,Release) (THIS);
    
    /*
     * IHXValidator methods
     */

    /************************************************************************
     *	Method:
     *	    IHXValidator::ValidateProtocol
     *	Purpose:
     *	    Find out if the protocol is valid
     *	    
     *
     */
    STDMETHOD_(BOOL,ValidateProtocol)	(THIS_
					 char* pProtocol);

    /************************************************************************
     *	Method:
     *	    IHXValidator::ValidateMetaFile
     *	Purpose:
     *	    Find out if it is a meta file
     *	    
     *
     */
    STDMETHOD(ValidateMetaFile)	(THIS_
				 IHXRequest* pRequest,
				 IHXBuffer* pContent);

    void RefreshProtocols(void);
};

#endif // _VALIDATR_H_